Open the option menu with this command:
/function k_hnc:options/menu

In here you can changes these options:

• Torches run out [Defualt: off]
  • Makes torches in hand run out after 10 minutes
  • Times is not resetting if taken out of hand.
• Player voice. [Defualt: On]
  • Chatmessages if the body temperature is changing.
  • Not effecting: Drinking Tea & Water; Placing campfires, Soul-campfires & Furnaces
• Negative armor effects. [Defualt: On]
  • Armor has a negative effect in biomes.
  • Metallic armor cools and heats up the player faster.
  • Leather armor is still giving heat in cold biomes.
• Nether temperature. [Defualt: On]
  • Hot temperature in the Nether
• [ NEW ] Temperature system [Defualt: On]
  • Body temperature of the player
• [ NEW ] Wetness-System [Defualt: On]
  • The player gets wet in water or rain.
  • Wetness has an inpact on the Tempsystem.
• [ NEW ] Extrem Temperature damage [Defualt: On]
  • Toggle if the player gets damage at the last stage of the temperature effects.

[ NEW ] Seasons

• Custom Daytime [Defualt: On]

  • Days are still 20 min.
  • Days have different length per month.
  • If turned on, the sky will not moving smoothly anymore.

• Announce days [Defualt: On]

  • The game tells you which day it is in the Season

• Custom Weather [Defualt: On]

  • Weathersystem is linked to the Seasons.
  • Rain can last longer and is more frequent in warmer month.

• Heavy Storms [Defualt: On]

  • Linked to custom weather option. Can't be on while the other is off.
  • Can occur in warm month.
  • Way more lightings
  • Windsounds
  • Have a range how severe their are.

• Length of a month

  • Set how long a month is

• Start month

  • Default is 3
  • Depending on the start month, the difficulty can change.

• Reset World Days

  • The seasons are hooked to the world days. if installed on an existing world you might not start at day 1 month 3. Using this put the world to day 0.

• Recover World Days

  • Sets the Days of the world back to the original days.

Seasons

• 12 months
• 31 Days (Can be customized)
• Start month: 3 (Can be customized)
• Days are linked to world days (+1, cause MC-Day 0 is day 1)

Custom Weather

• Can be toggled
• Seasonal weather events
  • More rain in summer
  • Heavy storms in warm month

Custom Daylength

• Winter have longer Nights
• Summer has longer Days
• Days are still 20 min.

Daily Temperature changes

• The temperature is changing every day
• Winter is colder
• Summer is warmer
• Nights are colder

Hot Biomes:

• badlands
• desert
• eroded badlands
• savanna
• savanna plateau
• windswept savanna
• wooded badlands

Nether

• Note: For The Nether it's not that hot so it's not annoying to be in there for longer.
• Can also be turned for via options.

Cold Biomes:

• deep cold ocean
• deep frozen ocean
• cold ocean
• frozen ocean
• frozen peaks
• frozen river
• grove
• ice spikes
• jagged peaks
• snowy beach
• snowy plains
• snowy slopes
• snowy taiga

Normal Biomes

• Normalized temperature but still can get hot in summer and cold in winter.

Hot biomes:

• Soul campfire can cool down the player.
• All armor types heats up the player more.
• Underground is warm but not hot.
  • Good to hide there in early game.
• Standing in water cools down and caps max heat.
• Nether
  • The Nether is also hot, but is not heating up the player as fast to keep the player from needing to much water to take with him or existing the Nether every 2 minutes.
• Desert:
  • At daytime it's hot.
  • At nighttime is's cold.

Cold biomes:

• Campfire can heat up the player.
• Iron/Gold/Diamond armor cools down the player if worn.
• Leather armor is keeping the player warm.
• Netherite armor is a tiny bit worse then leather but still good for cold biomes.
• If it is raining, the player gets cold even faster.
• Underground is chilly but nor cold
  • Good to hide there in early game.

Armor is effecting how fast the player cools down or heats up.
Negative armor effects can be turned of via options.

Metallic armor [Gold, Iron, Dia]

• is not good for keeping warm or holding back the cold.
• Is ok for keeping of the rain from your body.

Leather

• Is good for cold biomes, holding back the freezing temperature.
• Wettness takes longer to dry off.
• Not good for warm biomes.

Netherite (currently inactive)

• Is a warm material and give off heat to the player.
• Not as good as leather armor.
• The worst in warm biomes.

Effects are the same in hot and cold

• Stage 1 | 34°C & 40°C | slowness 1

• Stage 2 | 29°C & 45°C | slowness 2

• Stage 3 | 24°C & 50°C | Hunger

• Stage 4* | 17°C & 57°C | 1dmg/5sec

• First 3 days are easier.

• *Stage 4 can be toggle so the player will not get damage.

• After death the temperature of the player resets.

• Campfires and Furnaces (that are buring) are heating up the player

• Soul Campfires are cooling down the player

• Cold Biomes are colder

• Warm Biomes are warmer

• Others are Normalized

• Nether is warm but balanced

• Rain cools down

• Thunder even more

• Havey storm the most.

• Armor effects the Temperature

  • See Armor Effects

V1.2.3+ & V1.1.2.1+

• Player get wet when standing in rain.
  • 1% per second in rain
    • Few less 0.% when worn armor (see below)
  • 1% Drying if not raining
    • Few less 0.% when worn armor (see below)
  • Not underground
  • Not in warm Biomes
  • If player is completely wet, he will get cold everywhere
• Armor differs how fast the player gets wet.
  • Leather - Slower wet / Drying slower
  • Metal - Slower wet / Normal drying
  • Nehterid - Slower wet / Drying faster (warm material)
  • Chain has no effects.
• Impact on players Temperature
  • Wet inside cold biomes - Player gets cold faster
  • Wet inside warm biomes - Player gets warm slower.
• Getting in cover will not raise the wetness (see above about inside/covered)
  • If it rains and the player is in cover, he will dry slowly.
• Standing near a campfire or furnace will dry the player quickly.
• Stepping into water will increase wetness
  • Just feet - 50%
  • Head underwater - 100%
• Player is dripping water if wet

• Water (Water bottle)
  • If drank, the player get a bit of hunger.
  • If the player drinks a water bottle, he will cool down.
  • Good for hot Boimes and nether
  • Cools down 200points (2°C)
• Tee
  • Crafted with 1 water bottle and 5 sweet berries, next to a campfire.
  • if drank, the player will get a bit of saturation.
  • If the player drinks tee, he will warm up.
  • Good for cold biomes.
• Cooldown of drinking is 30 sec.
• Also the next 30 sec. you not get hotter or colder.
• Drinking water in cold or tee in warm biomes are not giving cooldown and Temp resistance.

• Drying rack (Leather making)
  • Exact 5 Stick and 3 String, throw on the ground at the same spot.
  • Use it with 5 rotten flesh in mainhand and 3 String in offhand. (Right click)
  • After 10 minutes it will turn into 1 leather and right clicking the rack to can take it off. (Right click)
  • Endless use.
  • Breaking it drops 3 sticks and 1 string. (Left click)
• Wool can be crafted into strings.
  • 1 woolblock = 4 strings
  • 1 carpet = 2 strings
• Tea
  • Throw 1 water bottle and 5 sweat berries at the same spot next to a campfire.
  • Will warm you up, if you in cold biomes.
  • Also the next 30 sec. you not get hotter or colder.
  • Drinking water in cold or tee in warm or anything outside the dedicated Biomes, doesn't do anything.

Can be turned off via the options!

• If the player is getting hotter he will say that in the chat.
  • Is he is cooling down afterwards he will also say something.
• If the player is getting cold he will say that in the chat.
  • Is he warming up afterwards he will also say something.
• Placing a campfire, soul-fire & Furnaces
  • If the player is not saying anything, it failed to initilize the funtion.
• Drinking Tea or Water

• Tutorial book is given at the start of the game or as new player on the server.
• System only effects player in gamemode survival.
• Torches held in hand will give some heat.
  • Torches can run out if option is enabled.

• Even extinguished campfires are effecting the players temperature.
• Using a waterbottle on dirt to make mud will trigger drinking.